.page-disclaimer {
  --dc-cut: 22px;
}

/* ---------- 页面首部 ---------- */
.page-disclaimer .dc-masthead {
  position: relative;
  padding: clamp(26px, 4.5vw, 56px) 0 clamp(26px, 4vw, 50px);
  border-bottom: 1px solid var(--ky-line);
  background:
    radial-gradient(120% 150% at 86% -22%, rgba(34, 211, 238, 0.17), transparent 58%),
    radial-gradient(90% 120% at 4% 108%, rgba(255, 138, 61, 0.09), transparent 62%),
    var(--ky-ink-900);
  overflow: hidden;
}

.page-disclaimer .dc-masthead::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -80px;
  width: 260px;
  height: 260px;
  border: 1px solid var(--ky-line);
  transform: rotate(26deg);
  pointer-events: none;
}

.page-disclaimer .dc-masthead__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .dc-masthead__title {
  margin: 12px 0 0;
  font-family: var(--ky-font-display);
  font-weight: 800;
  font-size: clamp(44px, 10vw, 92px);
  line-height: 0.96;
  letter-spacing: 0.01em;
  color: var(--ky-text);
}

.page-disclaimer .dc-masthead__lead {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--ky-text-2);
}

/* 关键数字条 */
.page-disclaimer .dc-figures {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  background: var(--ky-line);
  border: 1px solid var(--ky-line);
}

.page-disclaimer .dc-figures > li {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px 16px;
  background: var(--ky-ink-800);
}

.page-disclaimer .dc-figures__num {
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: var(--ky-cyan);
}

.page-disclaimer .dc-figures__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--ky-text-2);
}

/* ---------- 顶部抽象图 ---------- */
.page-disclaimer .dc-figure {
  margin: clamp(24px, 3.6vw, 40px) 0 0;
  border: 1px solid var(--ky-line);
  background: var(--ky-ink-800);
  overflow: hidden;
}

.page-disclaimer .dc-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  opacity: 0.88;
}

/* ---------- 主体：编号轨道 + 条款列 ---------- */
.page-disclaimer .dc-body {
  display: grid;
  gap: clamp(22px, 3vw, 32px);
  padding-top: clamp(32px, 4.5vw, 58px);
  padding-bottom: clamp(40px, 6vw, 80px);
}

/* 轨道 */
.page-disclaimer .dc-rail {
  min-width: 0;
}

.page-disclaimer .dc-rail__title {
  margin: 0 0 10px;
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ky-cyan);
}

.page-disclaimer .dc-rail__list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .dc-rail__list::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .dc-rail__item {
  flex: 0 0 auto;
}

.page-disclaimer .dc-rail__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 13px;
  background: var(--ky-ink-800);
  border: 1px solid var(--ky-line);
  color: var(--ky-text-2);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.18s var(--ky-ease), border-color 0.18s var(--ky-ease), background-color 0.18s var(--ky-ease);
}

.page-disclaimer .dc-rail__link:hover,
.page-disclaimer .dc-rail__link:focus-visible {
  color: var(--ky-text);
  border-color: var(--ky-cyan);
  background: var(--ky-ink-700);
}

.page-disclaimer .dc-rail__link:focus-visible {
  outline: 2px solid var(--ky-cyan);
  outline-offset: 2px;
}

.page-disclaimer .dc-rail__idx {
  font-size: 12px;
  font-weight: 700;
  color: var(--ky-cyan);
}

/* 条款列 */
.page-disclaimer .dc-articles {
  display: grid;
  min-width: 0;
}

.page-disclaimer .dc-item {
  position: relative;
  padding: clamp(20px, 3vw, 32px) clamp(18px, 3vw, 34px) clamp(22px, 3vw, 34px);
  background: var(--ky-ink-700);
  border-top: 1px solid var(--ky-line);
  border-right: 1px solid var(--ky-line);
  border-bottom: 1px solid var(--ky-line);
  border-left: 3px solid var(--ky-cyan);
  scroll-margin-top: calc(var(--ky-bar-h) + 20px);
  overflow: hidden;
  transition: border-left-color 0.2s var(--ky-ease), background-color 0.2s var(--ky-ease);
}

.page-disclaimer .dc-item + .dc-item {
  margin-top: clamp(14px, 2vw, 22px);
}

.page-disclaimer .dc-item:hover {
  border-left-color: var(--ky-orange);
}

.page-disclaimer .dc-item::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-top: var(--dc-cut) solid var(--ky-ink-900);
  border-left: var(--dc-cut) solid transparent;
  pointer-events: none;
}

.page-disclaimer .dc-item__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: clamp(12px, 1.8vw, 18px);
}

.page-disclaimer .dc-item__idx {
  font-size: 13px;
  font-weight: 700;
  line-height: 1.35;
  padding: 3px 9px;
  color: var(--ky-ink-900);
  background: var(--ky-cyan);
}

.page-disclaimer .dc-item__title {
  margin: 0;
  font-family: var(--ky-font-display);
  font-weight: 700;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.24;
  color: var(--ky-text);
}

.page-disclaimer .dc-item__body > p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--ky-text-2);
}

.page-disclaimer .dc-item__body > p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dc-item__body a {
  color: var(--ky-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .dc-item__body a:hover,
.page-disclaimer .dc-item__body a:focus-visible {
  color: var(--ky-text);
}

.page-disclaimer .dc-subhead {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: clamp(18px, 2.2vw, 24px) 0 12px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ky-text);
}

.page-disclaimer .dc-subhead::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--ky-line);
}

.page-disclaimer .dc-rules {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .dc-rules:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dc-rules li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ky-text-2);
}

.page-disclaimer .dc-rules li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 12px;
  height: 2px;
  background: var(--ky-cyan-dim);
}

.page-disclaimer .dc-rules--allow li::before {
  background: var(--ky-ok);
}

.page-disclaimer .dc-rules--deny li::before {
  background: var(--ky-orange);
}

/* ---------- 底部联系区 ---------- */
.page-disclaimer .dc-contact {
  border-top: 1px solid var(--ky-line);
  background:
    linear-gradient(180deg, rgba(34, 211, 238, 0.07), transparent 70%),
    var(--ky-ink-800);
}

.page-disclaimer .dc-contact__inner {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  padding-top: clamp(30px, 4.5vw, 56px);
  padding-bottom: clamp(34px, 5vw, 64px);
}

.page-disclaimer .dc-contact__title {
  margin: 10px 0 0;
  font-family: var(--ky-font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.2;
  color: var(--ky-text);
}

.page-disclaimer .dc-contact__text {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ky-text-2);
}

.page-disclaimer .dc-contact__side {
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--ky-ink-700);
  border: 1px solid var(--ky-line);
  border-left: 3px solid var(--ky-orange);
}

.page-disclaimer .dc-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  margin: 0 0 12px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--ky-line);
}

.page-disclaimer .dc-contact__key {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ky-text-2);
}

.page-disclaimer .dc-contact__val {
  font-size: 15px;
  font-weight: 600;
  color: var(--ky-text);
  word-break: break-all;
}

.page-disclaimer .dc-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .dc-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(30px, 4vw, 58px);
    align-items: start;
  }

  .page-disclaimer .dc-rail {
    position: sticky;
    top: 28px;
    padding-top: 4px;
  }

  .page-disclaimer .dc-rail__list {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-disclaimer .dc-rail__item {
    display: block;
    flex: none;
  }

  .page-disclaimer .dc-rail__link {
    justify-content: flex-start;
    padding: 12px 14px;
    background: transparent;
    border: 0;
    border-left: 2px solid transparent;
    white-space: normal;
    font-size: 14px;
  }

  .page-disclaimer .dc-rail__link:hover,
  .page-disclaimer .dc-rail__link:focus-visible {
    border-left-color: var(--ky-cyan);
    background: linear-gradient(90deg, rgba(34, 211, 238, 0.12), transparent 82%);
  }

  .page-disclaimer .dc-contact__inner {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(34px, 4vw, 64px);
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .dc-masthead__lead {
    font-size: 17px;
  }
}

/* ---------- 减少动态偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer [data-reveal],
  .page-disclaimer .dc-rail__link,
  .page-disclaimer .dc-item {
    opacity: 1 !important;
    transform: none !important;
    transition-duration: 0.01ms !important;
  }
}
</main>